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From: Nate Lawson <njl@FreeBSD.org>
Date: Sun, 17 Jun 2007 07:18:23 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
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Cc: 
Subject: cvs commit: src/sys/i386/cpufreq smist.c
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njl         2007-06-17 07:18:23 UTC

  FreeBSD src repository

  Modified files:
    sys/i386/cpufreq     smist.c 
  Log:
  Use bus_dma to get a page in the first 4 GB.  Since the physical address
  of the magic string is passed in a 32-bit register, we can't use high
  memory in the PAE case.  This also eliminates a use of vtophys().
  
  Tested by:      Jeff Shimbo <jts767 / gmail.com>
  MFC after:      1 week
  
  Revision  Changes    Path
  1.2       +70 -17    src/sys/i386/cpufreq/smist.c